PYONGYANG, North Korea - If any hopes have been raised that the progress between the United States and Iran to halt Tehran's development of nuclear weapons could bring change in Pyongyang, North Korea has gone out of its way to thwart them.]]>

PYONGYANG, North Korea - North Korean officials warned the United States that another war on the Korean Peninsula would leave no Americans alive to sign a surrender document as the country marked Monday's anniversary of the armistice that ended fighting in the Korean War more than six decades ago.]]>